Questions about GIMP, the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. Ask scripting questions on Stack Overflow, software support questions on Super User, and anything related to design here ...

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2answers
38 views

how to trim an image in Gimp [closed]

I wanna trim all white spaces surrounding an image's content using Gimp. Is there some straightforward method, or any trick?
-2
votes
2answers
133 views

How to convert color images to black & white in GIMP?

I've a color image and want to print on my black and white printer. So, How do I convert it to black & white using GIMP?
-1
votes
1answer
36 views

How can I perfectly justify text in Gimp 2?

How can I perfectly justify text in GIMP 2. I tried but the result is this. Thank you
1
vote
2answers
2k views

Gimp: How to reverse the direction of gif image

How can i reverse Gif image with out affecting animation of the image and save it. I used Flip Tool and reversed image then after save it. Then i lost the animation effect of the image.
0
votes
1answer
25 views

GIMP 2.8.16, weird bug cursor aligning to grid, windows 7 [closed]

Whenever I am trying to draw/paint in gimp my cursor seems to be snapping to every other pixel or two? Brush size of 4px, I would like it to be smooth when I draw. I should note, this only appears ...
3
votes
1answer
39 views

How to edit palette in an indexed image in GIMP 2.8?

I remember in GIMP 2.4 editing palette in an indexed image was as easy as changing the foreground color but I'm a little lost in GIMP 2.8 as there is no Dialog menu. So, I played around a little and ...
3
votes
1answer
4k views

How can I change the opacity of a pasted gif in GIMP?

I have two gifs. I'd like to put one gif on top of the other, but with low opacity. This is what I did: open gif1. create a new layer paste gif2 onto the layer change the opacity of the layer The ...
0
votes
0answers
15 views

How to apply function only to selected area in Gimp 2?

i have just a simple question, but i cant google right answer for me. My point is, how i apply function (invert colors, fill, etc) in GIMP 2 to only area which i have selected. Some time ago i found ...
0
votes
0answers
26 views

How to add color value decreasing layer in Gimp

I have an image of a house where the walls have 0 alpha. So when I use the image on a website and change the background color, the walls will be transparent and have the color of the background. That ...
0
votes
0answers
31 views

Sharp edges of drawing in Gimp

I want to draw some cool-looking fishes, kinda like material; here's what came out: How can I make the edges "sharp"?
0
votes
0answers
37 views

In GIMP, how do I colorify an black-and-white image knowing outcome color for specific greyscale?

I have a black-and-white image, which I want to colorize. I have a little bit of the outcome image and I know, that R = G = B = 134 grayscale color should turn into rgb(92, 200, 66) and a few more ...
0
votes
1answer
2k views

How do I view a JPEG's EXIF data in Gimp?

I would like to view a JPEG's EXIF data in Gimp, perhaps modifying it. How do I do this?
0
votes
2answers
93 views

How to create a repeating texture?

I want to create something like this: In this German tutorial, they explain how to do so in GIMP. My problem is, that I need exactly this but so that it is repeating itself. So that I have an ...
4
votes
1answer
94 views

How to color pictures to pastel?

I wanted to ask you how I can (re-)color pictures. I use Gimp, but I guess the functions of Photoshop/Paint Tool Sai/etc. aren't that different, just easier to find. First, as an example, this is the ...
0
votes
0answers
189 views

Round sharp edges of icon using GIMP or PIXLR

I am trying to make icon and small clip-arts to use in my app but the artwork I import has very sharp edges and they screw up the cleanliness of the app. How to buffer the edges I am using Pixlr ...
28
votes
1answer
110k views

Make image partially transparent in gimp

I want my image to have 60% transparency. How can I do this in gimp?
32
votes
5answers
118k views

Add transparency to an existing PNG

I'd like to use this image on a web site. What I need to do is change the background from black to transparent, so I can use the arrow on my site maintaining the page background. I used Gimp to ...
1
vote
1answer
39 views

registering a simple gimp python script [closed]

I'm a bit puzzled because I'm not able to register any python script in Gimp (2.8). I've tried to follow the docs there are two complete examples, clothify and echo, I've tried to put both on my ...
0
votes
0answers
66 views

Auto-crop multiple images to get same frame

I have multiple pictures of the same subject but unfortunately the camera was slightly moved while capturing. So these pics have all the same size but they have a small offset, that means that if I ...
1
vote
0answers
45 views

How to detect freely-drawn shape on Inkscape or GIMP?

I would like to have the functionality shown in the following video on Inkscape (preferrably) or GIMP: https://youtu.be/rsFaQZAIZZI?t=18s The user should be able to draw a rough circle, square, ...
3
votes
3answers
1k views

GIMP: How to apply a mask to multiple layers?

I'm new to GIMP, so I'm having trouble accomplishing the following: I want to apply the same layer mask to all of my layers without having to merge them. If this is not possible, the end result ...
-1
votes
1answer
47 views

How do i change the font type of an existing text in a image?

I have certain text in a image and i would like to change the font type to a specific font type such as Sans for OCR processing. Can anyone suggest me any software which can help me do that? The image ...
1
vote
1answer
100 views

How to make a watermark like this? [closed]

If possible I want to make it in paint.net/gimp because I don't have access to PS. I have tried a few programs for massive watemarking but none of them had the option for the text to look like that. ...
2
votes
2answers
2k views

Erase a single pixel in GIMP

I am trying to illustrate in GIMP 2.8 with pixel-perfect precision. The pencil tool allows me to fill in a single pixel without any fuzzy edges or anti-aliasing. However, the eraser tool operates more ...
3
votes
2answers
179 views

Make a selection of image transparent in GIMP [closed]

I have a picture and I want to have one specific rectangle of this picture appear 50% opaque. The rest remains as it was. How do I do this in GIMP?
1
vote
2answers
2k views

How to do material design effects in GIMP

I have been trying like crazy to get the material design shadowing right. Below is the image I created using GIMP. I have the drop shadow, but I think it kind-of needs to go all around the circles and ...
1
vote
1answer
766 views

GIMP is messing up my GIF color index

I'm modifying an existing animated GIF using GIMP. For some reason, GIMP opens it as an RGB file. But after doing a color analysis it told me there are only 255 colours. That's just right! However, ...
-1
votes
4answers
954 views

How to put a new picture in an iPhone image frame

I want to change the screen part of this Iphone image with the screen capture of my own app. I'm trying to do this in Gimp (unless there is a better way?). However, I can't seem to just copy paste my ...
1
vote
1answer
57 views

With GIMP, how to crop a layer to the size of a different layer?

I have multiple layers in my project. I need to crop one (call it layer A) to the size of another (layer B). Neither has the full size of the image. I thought I would switch to B, Select All, switch ...
1
vote
2answers
140 views

Scale down an image in GIMP without losing resolution

How do I scale down an image to a smaller size in GIMP without an unnecessary loss of resolution? I know that I am losing too much image resolution because when I downscale the same image using HTML ...
1
vote
1answer
81 views

Gimp: Creating Transparent Backgrounds

I have Gimp 2.8.16. I have repeatedly attempted to create a transparent background for a simple image with a white background. I have tried this tutorial ...
0
votes
3answers
3k views

.png's made in GIMP not coming out transparent

I've had this happen with more than one image lately. I open an image in GIMP with the purpose of making the background transparent. The first thing I do is Add Alpha Channel. I proceed to remove ...
0
votes
1answer
65 views

how to calculate the rate of loss of colors?

JPEG is said to be a lossy quality image format so most people prefer PNG. When JPEGs are edited it seems the quality does degrade(it's demonstrated well in the documentation of GIMP). How can we ...
1
vote
1answer
46 views

Gimp, OSX: PNG file seem to be saved without the alpha channel

I have followed the instructions in this question in order to cut our the paper-white background from an image and turn it into a transparent alpha surface. The original image (alpha_orig.jpg) ...
0
votes
1answer
72 views

Gimp: making edges less smooth

Most questions are about smoothing edges. I would like the opposite. I have this map: I would like a plugin/filter to make edges more rough. Something along this: EDIT: I think the trouble I am ...
0
votes
0answers
63 views

Need to hide an image behind another transparent image in a .dds file (GIMP)

I just started using GIMP and began messing around with .dds files in a game that has a modifiable GUI. I want to hide an image that is usually always displayed on the GUI in the game behind another ...
0
votes
2answers
40 views

Does layer size matter in GIMP? [closed]

Since GIMP allows to new layers to differ in size from the canvas size, does it matter? Whether a layer of different size from the canvas has uses or hinders.
3
votes
3answers
135 views

gimp: Background removal gives gray fringe, when exported as pdf

I cut a region out of this wikimedia commons picture: I simply used the free select tool to cut out the part (ctrl+x) and inserted it into another image without background. However, when I export ...
0
votes
1answer
70 views

Text not showing up on Gimp 2.8

I am trying to enter text on Gimp 2.8. However, when I try, a cursor just moves across the screen and no text is entered.
5
votes
2answers
155 views

How to change color of multiple text objects at once

I'm using GIMP and I have a lot of text object in a project that must have the same color. Every time I want to change this color I have to select the texts one by one and change it. Is there a way to ...
1
vote
0answers
60 views

Vortex-like effect in gimp

I would love to create an effect where lots of vertical short lines are then distorted in a vortex-like effect, like so: How can I make this with Gimp? The image is taken from ...
5
votes
2answers
4k views

GIMP: the closest thing to Photoshop's smart object?

I've been learning GIMP as an alternative to Photoshop, which I haven't been using for design purposes for more than 5 years now. I discovered that there is a new interesting thing called the smart ...
0
votes
1answer
32 views

Layer transparency in GIMP

When you create a layer in Photoshop you can create a new layer and select the transparency when you do it. How does one go about doing this same thing in GIMP? I've seen other answers about adding ...
0
votes
0answers
24 views

make RGBA images to see edges from image in bottom [duplicate]

I have a panorama of mountains and photo, I want to place photo on panorama but I need to see (only) edges of mountains from panorama in my photo on top. So everything has to be invisible besides ...
1
vote
1answer
88 views

Gimp make top half of photo lighter, and bottom half darker

I have a need to show things more dark or "dreary" at the bottom part/half of the stairway, and more light at the top. At the top I don't care about the stair colors so much, I want the sun to be ...
8
votes
1answer
152 views

In GIMP, how do I get the smudge/blur tools to work properly?

I use the smudge tool very often in GIMP while painting. Unfortunately, the algorithm tends to generate a much darker version of what the smudged color ought to look like. For instance, a normal ...
1
vote
1answer
173 views

How to bucket fill area with a gradient in Gimp?

I have a very simple problem. In the following image I want the pinnacles and other parts of my (admittedly very awesome) castle filled with some color and other shapes or outlines filled with other ...
3
votes
1answer
50 views

UI reasoning in Graphics Design: Why does escape not cancel selection in Gimp?

I am completely new to Graphic Design and I am using Gimp. As you can imagine, the first few steps are a hate-love relationship kinda thing. I found that the selection tool is at the core of the ...
2
votes
1answer
52 views

Can I colorize transparent areas, and make colored areas transparent, in Gimp 2?

I created a shape on a transparent background, but I actually want the shape to be transparent and the background to be a solid color. Can this be done? I don't want to just Select By Color, because ...
0
votes
1answer
251 views

Gimp shadow text not working

I am trying to shadow some text in Gimp. However, whenever I go to filter drop down shadow it gives a shadow to the region I previously selected with the selection tool on another layer. I have ...